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Land Use Classification
This document is intended to describe and depict how land use classifications are made under the Texas Risk Reduction Plan (TRRP) rule.
Date:
October 2008
Creator:
Texas Commission on Environmental Quality
System:
The Portal to Texas History
Risk Levels, Hazard Indices, and Cumulative Adjustment
This guidance document provides instruction in the correct use of carcinogenic risk levels and carcinogenic hazard indices for effect, due to the presence of both individual and multiple chemicals of concern (COC) when setting human protective concentration levels (PCL).
Date:
October 2008
Creator:
Texas Commission on Environmental Quality
System:
The Portal to Texas History